Matthew 10:21
One brother will turn another over to death, and a father his child, and children will take a stand against their parents, and will have them put to death.
Matthew 10:36
and a man's enemies will be members of his own family.
Matthew 12:25
But because He knew their thoughts, He said to them, "Any kingdom that is not united is in the process of destruction, and any city or family that is not united cannot last.
Revelation 17:12-17
The ten horns that you saw are ten kings, who have not yet become kings, but for a single hour they accept authority as kings allied with the wild beast.